Miscellany

#include <unistd.h>#include <stdio.h>#include <sys/socket.h>int main(int argc, char *argv[]) {  int s;  while (1) {    s = socket(AF_INET, SOCK_DGRAM, 0);    printf("%i\n", s);    if (s == -1)      break;  }  printf("_SC_OPEN_MAX: %li\n", sysconf(_SC_OPEN_MAX));}